Changeset 808 for firmware/trunk/core/makingthings/io.c

Timestamp:

08/11/08 13:16:57 (5 months ago)

Author:

liamstask

Message:

- grr, managed to get 1.5.0 out the door with some compile warnings still in there. now stamped out of io.c/.h

Files:

• firmware/trunk/core/makingthings/io.c (modified) (3 diffs)

firmware/trunk/core/makingthings/io.c

@@ -57 +57 @@
 static void Io_Init( void );
 static void Io_Deinit( void );
-static int Io_SetActive( int index, int value );
-static int Io_GetActive( int index );
 static int Io_SetOutput( int index );
 static int Io_SetInput( int index );
@@ -253 +251 @@
 }
 
-// static
-int Io_SetActive( int index, int value )
-{
-  if ( value )
-    return Io_Start( index, false );
-  else
-    return Io_Stop( index );
-  return CONTROLLER_OK;
-}
-
-// static
-int Io_GetActive( int index )
+/**
+  Read whether an IO pin is in use.
+  @param index An int specifying which IO line.  Use the appropriate entry from the \ref IoIndices
+  @param output Specify 1 for an output, or 0 for an input.
+  @return non-zero if active, 0 if inactive
+  
+  \b Example
+  \code
+  if( Io_GetActive( IO_PA23 ) )
+  {
+    // it's already active
+  }
+  else
+  {
+    // not yet active
+  }
+  \endcode
+*/
+bool Io_GetActive( int index )
 {
   if ( index < 0 || index > IO_PIN_COUNT )
@@ -941 +946 @@
   switch ( property )
   {
-    case 0: 
-      Io_SetActive( index, value );
+    case 0:
+      if(value)
+        Io_Start( index, false );
+      else
+        Io_Stop( index );
       break;      
     case 1: